The invention concerns a device (100) for the production and the controlled dispensing of soft ice cream or similar products, comprising:- A refrigerator body (6) suitable to treat a pre-determined amount of ice-cream- A dispenser (1a,2,3,4,4a,5) of ice-cream- Means (7) for the mixing and the forwarding of the ice-cream to the dispenser (1a,2,3,4,4a,5)and characterised in that the dispenser (1 a,2,3,4,4a,5) comprises or is constituted by:- An only tap (1a) having an internal portioning chamber of a pre-determined volume and suitable to be filled completely by the ice-cream so as to contain a pre-determined volume of ice-cream as one portion,- An only plunger (2) that slides from an upper end to a lower end of the chamber- Holding means (5) for holding the ice cream inside the chamber when the plunger is not actuated, said holding means (5) being fixed at the lower end of the chamber corresponding to the lower end of the tap (1a)- Means (3,4,4a) for actuating said plunger (2) for the dispensing of the ice-cream, the plunger expelling from the tap (1a), upon single actuation, said pre-determined volume of ice-creamthe dispenser (1 a,2,3,4,4a,5) further presenting means for the detection of the stroke end of said only plunger (2) and the production of a corresponding detection signal that is sent to a management electronic unit.